Finding the Fourth Proportional to 264,558,548.68, 365,098,707.54 and 145,474,955.08
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Solution
The fourth proportional to 264,558,548.68, 365,098,707.54 and 145,474,955.08 is: 200,759,787.75
Step by Step Solution
- Step 1: Write the proportion equation
264,558,548.68 : 365,098,707.54 = 145,474,955.08 : x - Step 2: Convert to fraction form
264,558,548.68/365,098,707.54 = 145,474,955.08/x - Step 3: Cross multiply
264,558,548.68x = 365,098,707.54 × 145,474,955.08 - Step 4: Simplify right side
264,558,548.68x = 53,112,718,079,147,568 - Step 5: Solve for x
x = 53,112,718,079,147,568/264,558,548.68 - Step 6: Final answer
x = 200,759,787.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.